    html,
    body {
        height: 100%;
    }

    .lt_body {
        position: relative;
        padding-left: 180px;
        a {
            text-decoration: none;
            display: block;
            color: inherit;
        }
    }

    .lt_asdie_hide {
        padding-left: 0;
        .lt_aside {
            display: none;
        }
    }

    .lt_aside {
        width: 180px;
        position: absolute;
        left: 0;
        top: 0;
        background-color: #222d32;
        height: 100%;
        .lt_logo {
            background-color: #367fa9;
            height: 50px;
            text-align: center;
            font-size: 20px;
            color: #fff;
            line-height: 50px;
            font-weight: 600;
        }
        .lt_menu {
            .user_header {
                padding: 25px;
                color: #fff;
                font-size: 12px;
                >img {
                    width: 38%;
                    display: inline-block;
                    border-radius: 50%;
                }
            }
            .lt_aside_menu {
                list-style: none;
                margin: 0;
                padding: 0;
                color: #aaaaaa;
                li {
                    >a {
                        display: block;
                        height: 40px;
                        line-height: 40px;
                        color: inherit;
                        border: 3px solid transparent;
                        padding-left: 30px;
                    }
                }
                .categoryManager {
                    .sub_item {
                        display: none;
                        a {
                            height: 30px;
                            line-height: 30px;
                            padding-left: 50px;
                            font-size: 12px;
                        }
                    }
                }
                .activeLi {
                    background: #000;
                    border-left: 6px solid #0094ff;
                }
            }
        }
    }

    .lt_container {
        height: 100%;
        .lt_header_tool {
            height: 50px;
            background-color: #3c8dbc;
            padding: 15px;
            a {
                font-size: 16px;
                color: #fff;
            }
        }
        .lt_main {
            .lt_location {
                padding: 15px;
                a {
                    color: #337ab7;
                    display: inline;
                    &:hover {
                        color: #666;
                    }
                }
            }
            .lt_content {}
        }
    }